sys-firmware/
atmel-firmware

Firmware and config for atmel and atmel_cs wlan drivers included in linux 2.6

https://www.thekelleys.org.uk/atmel/

There are no pull requests

You think something is missing here?
Start with filling a new pull requests.

If you also like to help the Gentoo project, you can consider sending a Pull Request via GitHub.
Before doing so, you might want to take a look at the wiki page.